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传染病模型，用于数学建模数据分析及绘图，包括SI模型、SIR模型、SIS模型图形绘制。(Epidemic model for mathematical modeling data analysis and graphics, including the SI model, SIR model, SIS model graphics rendering.)

80 纤维取向为设置的方向，20 为随机。利用Koch曲线模拟非织造纤维网。(we simulated various kinds of nonwovens through programming with Visual basic,in which 80 fibers are oreintation,20 are random. )

计算机图形学中用“中点画线法”和“Bresenham算法”实现画直线和圆弧的扫描转换算法（matlab实现）(Computer graphics using in the line stipple and Bresenham algorithm realize painting a straight line and arc scan conversion algorithm (matlab realize))

非常强大的光学仿真软件，可以模拟光线的反射、折射、以及绘制各种像差曲线例如球差、色差。(Very powerful optical simulation software can simulate light reflection, refraction, and the mapping of various aberrations such as spherical aberration curves, color)

2次B样条曲线和3次B样条曲线的matlab绘制，适用于初学者(Two B spline curve and cubic b-spline curve realization code, debugging through matlab, apply for beginners )

图形学画图,直线,圆,多边形,曲线,随手画,文本,裁剪(Graphics drawing straight lines, circles, polygons, curves, hand painting, text, cutting)

说明：  单文档绘图测试程序。单文档绘图测试程序。(single document mapping test. Single document mapping test.)

autocad生成的.DXF文件转化成G代码，应用于数控编程。(Autocad generated. DXF file into G code, is applied to the numerical control programming.)

pscad application course

说明：  一个Visual Graph开发程序，具有类似MS viso的功能！带有C++,Delphi,VB,C#等的代码示例！(a Visual Graph development programs that have similar functions VISO MS! With C, Delphi, VB, C# code examples!)